Introduce limited constant conversions for Kotlin/Native

#KT-25320 Fixed
2018-07-16 15:59:21 +03:00
parent 1a51132884
commit acd5b62148
15 changed files with 735 additions and 37 deletions
@@ -0,0 +1,54 @@
+// WITH_UNSIGNED
+
+// FILE: signedToUnsignedConversions_annotation.kt
+
+package kotlin.internal
+
+annotation class ImplicitIntegerCoercion
+
+// FILE: signedToUnsignedConversions_test.kt
+
+import kotlin.internal.ImplicitIntegerCoercion
+
+@ImplicitIntegerCoercion
+const val IMPLICIT_INT = 255
+
+@ImplicitIntegerCoercion
+const val EXPLICIT_INT: Int = 255
+
+@ImplicitIntegerCoercion
+const val LONG_CONST = 255L
+
+@ImplicitIntegerCoercion
+val NON_CONST = 255
+
+@ImplicitIntegerCoercion
+const val BIGGER_THAN_UBYTE = 256
+
+@ImplicitIntegerCoercion
+const val UINT_CONST = 42u
+
+fun takeUByte(@ImplicitIntegerCoercion u: UByte) {}
+fun takeUShort(@ImplicitIntegerCoercion u: UShort) {}
+fun takeUInt(@ImplicitIntegerCoercion u: UInt) {}
+fun takeULong(@ImplicitIntegerCoercion u: ULong) {}
+
+fun takeUBytes(@ImplicitIntegerCoercion vararg u: UByte) {}
+
+fun takeLong(@ImplicitIntegerCoercion l: Long) {}
+
+fun test() {
+    takeUByte(IMPLICIT_INT)
+    takeUByte(EXPLICIT_INT)
+
+    takeUShort(IMPLICIT_INT)
+    takeUShort(BIGGER_THAN_UBYTE)
+
+    takeUInt(IMPLICIT_INT)
+
+    takeULong(IMPLICIT_INT)
+
+    takeUBytes(IMPLICIT_INT, EXPLICIT_INT, 42u)
+
+    takeLong(IMPLICIT_INT)
+}